[Hexadactylism of the four limbs: a case report].

An unusual case of postaxial hexadactylism of the hands and feet in one female Caucasian neonate is described. The clinical picture was characterized by symmetrical duplication of the 5th finger in both hands and of the 4th finger in both feet. Malformations of the extremities both in the paternal and in the maternal family were reported. No other associated malformations have been found in the baby and her karyotype was normal. The performed analysis of the literature confirmed the peculiarity of the associated features of this case.